How Does an Immersion Heater Work & How Much Do They Cost?
When choosing between a standard boiler, renewable energy and an electric immersion heater to provide warmth to your home, there are a number of aspects you need to take into…
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Posts by Tim Wilson
Grant Air Source Heat Pumps Aerona3 Review, Costs & Efficiency
If you’ve been looking into heat pumps lately, you’ve probably noticed that not all of them are built the same. Some are complicated, noisy, or just not right for the…
Read Article10 Best Air Source Heat Pumps 2026: Tested & Ranked By Our Experts
The best air source heat pumps available in the UK right now include the Vaillant aroTHERM Plus, Daikin Altherma 3, Mitsubishi Electric Ecodan, Worcester Bosch Compress, Grant Aerona3, Samsung EHS…
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Baxi vs Worcester Bosch Boilers: Which Is Better?
Baxi and Worcester Bosch are established British heating brands with loyal followings, but they appeal to very different buyers. In this Baxi vs Worcester Bosch boilers guide, we break down…
Read ArticleGlow-Worm vs Vaillant Boilers: Which Is Better?
Glow-worm and Vaillant boilers brands sit under the same parent company, the Vaillant Group, yet they target very different budgets and property types, so the right choice really does depend…
Read ArticleGlow-Worm vs Worcester Bosch Boilers: Which Is Better?
Glow-worm and Worcester Bosch have strong reputations in the UK boiler market, but they sit at very different price points and offer different levels of performance, warranty cover, and long-term…
Read Article7 Best Boilers for a 2 Bedroom House in 2026
The best boilers for a 2 bedroom house in 2026 are the Worcester Bosch Greenstar 4000, Vaillant ecoTEC Plus, Viessmann Vitodens 100-W, Ideal Logic+ Combi, Baxi 800 Combi, Alpha E-Tec,…
Read Article7 Best Boilers For 3 Bedroom House In 2026
The best boilers for a 3 bedroom house are: Viessmann Vitodens 050-W 30kW (best overall value) Worcester Bosch Greenstar 4000 30kW (best mid-range with Which? Best Buy status) Viessmann Vitodens…
Read Article7 Best Boilers for a 4 Bedroom House in 2026
Based on efficiency, reliability, output, and value for money, the best boilers for a 4 bedroom house are the Worcester Bosch Greenstar 8000 Life, Viessmann Vitodens 100-W, Vaillant ecoTEC Plus,…
Read ArticleBoiler Pump Not Working: Causes & Solutions
If your boiler pump is not working, the most common causes include a seized pump shaft, an airlock in the system, a faulty capacitor, incorrect pump speed settings, or a…
Read ArticleHow To Free A Stuck Diverter Valve On A Boiler: A 6-Step Guide
In most cases, a stuck diverter valve is caused by a build-up of limescale or sludge inside the valve, general wear and tear over time, a lack of regular boiler…
Read ArticleBoiler Airlock: Causes & Solutions
A boiler airlock happens when a pocket of air gets trapped inside your central heating system or hot water pipes, stopping water from flowing properly. The most common causes include…
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